table {
    border-collapse: collapse;
    width: 100%;
    border: 1px solid black;
  }
  
  th,
  td {
    border: 1px solid black;
    padding: 8px;
    text-align: center;
  }
  
  th {
    background-color: #f2f2f2;
  }
  
  button {
    margin: 5px;
    padding: 5px 10px;
    cursor: pointer;
  }
  
  #formContainer {
    border: 1px solid gray;
    padding: 10px;
    margin-top: 10px;
    background-color: #f9f9f9;
  }